我宁可不睡觉，也不愿错过晚上的课。I would sooner give up sleep than miss my evening class.不睡觉的话，工作起来会变得反应迟钝。Without sleep you will become a zombie at work.她不睡觉的时候都在照看母亲。She spends all her waking hours caring for her mother....

“不睡觉”的英语可以翻译为：stay up ...